onewith logo
onewith logo
Skip to main content

Free Shipping on US Orders Over $80

1 Free Exchange on Eligible Orders

Main Menu
onewith logo
Shop Find your fit About Help pre-styled bikini sets sale
0
swimwear like underwear, women's flattering swimwear, seamless bikini bottom

September 17, 2026

onewith Mystery Bundles Are Back For a Limited Time!

onewith swimsuits, swimsuits that dont dig in, bathing suits that dont dig in
onewith Mystery Bundles are back by popular demand, with our best deal yet! With 2 mystery bundle options, you can get 3 pieces of swim that fits like undies for $39 (that's less than the price of 1!), or 5 mystery pieces of beyond seamless swim for $59. Stock up now, because they'll only be available once this year!

There are a few things to note before snagging your Mystery Bundle of better than seamless swim, so please read carefully. By placing an order for a Mystery Bundle, you agree to the following:

1. Product Overview
  • You choose your mystery bundle fate: 3 or 5 bikinis that fit like undies styles
  • A 3-piece bundle contains 1 surprise bikini top and 1 surprise bikini bottom, plus 1 additional surprise piece selected at our discretion (could be a top OR a bottom).
  • A 5 piece bundle contains 2 surprise bikini tops and 2 surprise bikini bottoms, plus 1 additional surprise piece selected at our discretion (could be a top OR a bottom).
  • Bundles may include any bikini styles or colorways from the onewith swim collection (excluding thongs!).
  • Bundles will only be available ONCE this year! We won't be bringing them back again until next Fall. 
2. Surprise Nature of the Bundle
  • Mystery Bundles are curated at random. Customers cannot request specific items, colors, or styles (that defeats the purpose!).
  • Duplicate items may occur when ordering multiple Bundles.
3. Fit & Style Expectations
  • Swimwear is an intimate garment, and our flattering swimsuit styles can vary in fit even within the same size.
  • By purchasing a Mystery Bundle, you acknowledge and accept the risk that:
    • Items may not fit as expected,
    • Items may duplicate products you already own,
    • Items may not align with your personal preferences.
  • We encourage gifting any pieces that do not suit your needs. 
4. All Sales Final
  • No returns, exchanges, or refunds will be accepted on Mystery Bundles.
  • This policy ensures fairness and reflects the deeply discounted nature of the promotion. This is also listed in our return/exchange policy. 
5. Pricing & Discounts
  • Mystery Bundles are offered at a fixed price of $39 for three pieces or $59 for 5 pieces.
  • Additional discount codes, promotions, or offers cannot be applied to Mystery Bundle purchases.
6. Shipping Restrictions
  • Due to customs regulations, Mystery Bundles are available to U.S. customers only.
7. Customer Eligibility
🙋 Bundles are best suited for customers who:
  • Enjoy the element of surprise,
  • Wish to explore new styles or expand their swim that fits like underwear collection,
  • Are open to gifting pieces that may not suit their fit or taste,
  • Appreciate the value of an astronomically good deal.

🙅 Bundles are not recommended for customers who:

  • Require precise fit and style matches,
  • Prefer to select specific colors or designs,
  • May be dissatisfied if their Bundle does not include a particular desired item. 
8. Customer Support
  • Our team is always happy to help customers find their ideal style and fit for standard (non-Mystery Bundle) purchases.
  • Please note: requests for specific Mystery Bundle contents cannot be honored, as this defeats the purpose of the promotion.
9. Agreement to Terms 
By completing a Mystery Bundle purchase, you confirm that you have read, understood, and agreed to these Terms & Conditions.

Your cosmic beyond seamless swimsuit picks are waiting… grab a Mystery Bundle while they’re still in orbit ✨

Ready to get cheeky? 

Shop all

Featured Posts

onewith Mystery Bundles Are Back For a Limited Time!

onewith Mystery Bundles Are Back For a Limited Time!

September 17, 2026
Bonded vs. Seamless Swimwear: What’s the Difference?

Bonded vs. Seamless Swimwear: What’s the Difference?

August 22, 2026
Why Elastic-Free Swimwear Feels More Comfortable

Why Elastic-Free Swimwear Feels More Comfortable

August 15, 2026